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22464500441 = 162113858421
BaseRepresentation
bin10100111010111111…
…010001001011011001
32010222120220212021212
4110322333101023121
5332001403003231
614153044112505
71423456050245
oct247277211331
963876825255
1022464500441
119588696749
12442b395735
132170157b16
141131735425
158b72d342b
hex53afd12d9

22464500441 has 4 divisors (see below), whose sum is σ = 22478360484. Its totient is φ = 22450640400.

The previous prime is 22464500431. The next prime is 22464500479. The reversal of 22464500441 is 14400546422.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9157724416 + 13306776025 = 95696^2 + 115355^2 .

It is a cyclic number.

It is not a de Polignac number, because 22464500441 - 230 = 21390758617 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22464500398 and 22464500407.

It is not an unprimeable number, because it can be changed into a prime (22464500411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6927590 + ... + 6930831.

It is an arithmetic number, because the mean of its divisors is an integer number (5619590121).

Almost surely, 222464500441 is an apocalyptic number.

It is an amenable number.

22464500441 is a deficient number, since it is larger than the sum of its proper divisors (13860043).

22464500441 is a wasteful number, since it uses less digits than its factorization.

22464500441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13860042.

The product of its (nonzero) digits is 30720, while the sum is 32.

The spelling of 22464500441 in words is "twenty-two billion, four hundred sixty-four million, five hundred thousand, four hundred forty-one".

Divisors: 1 1621 13858421 22464500441